VIPER TECH M16/M16A1(603) A1Partial Fence Lower(W/O Stock Furniture Set) GBB
VIPER TECH XM177E1 GBB
VIPER TECH MK-12 MOD1 GBB (W/Crane Stock)
VIPER TECH MK-12 MOD1 GBB
VIPER TECH XM177E2 GBB
VIPER TECH M16/M16A2(M723) Semi FCG GBB
SR-15 Lower Receiver | SR-15 下槍身
MK-18 Lower Receiver (Sea Anchor) | MK-18 下槍身 (海錨刻字)
XM177 E2 Lower Receiver | XM177 E2 下槍身
XM177 Lower Receiver (CAMMANDO) | XM177 下槍身(CAMMANDO)
A1 Type Lower Receiver | A1 下槍身
M4 Type Lower Receiver | M4下槍身